I can barely see the question
I think the best answer is option D
This would be matrilineal, where the line of the mother was the relevant line, and not of the father: in order to be a king, one needed to have the royal mother and the father was irrelevant. The dynasty would be traced by the female line in this case (even if the kings were the rulers).
Passage of the Jim crow laws
The Soviet Union no longer provided aid and weapons to African countries.